The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 18, 2024
Filed:
Oct. 30, 2020
Applicants:
Chevron Oronite Company Llc, San Ramon, CA (US);
Chevron U.s.a. Inc., San Ramon, CA (US);
Inventors:
Varadarajan Dwarakanath, Houston, TX (US);
Gayani W. Pinnawala, Katy, TX (US);
Andrew M. Thomas, El Sobrante, CA (US);
Curtis B. Campbell, Hercules, CA (US);
Andrew M. Davidson, San Ramon, CA (US);
Ping Wang, Fremont, CA (US);
Assignees:
CHEVRON USA INC, San Ramon, CA (US);
CHEVRON ORONITE COMPANY LLC, San Ramon, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/68 (2006.01); C09K 8/60 (2006.01); C09K 8/70 (2006.01);
U.S. Cl.
CPC ...
C09K 8/68 (2013.01); C09K 8/604 (2013.01); C09K 8/703 (2013.01);
Abstract
The present disclosure is directed to surfactants (in particular olefin sulfonates), surfactant packages, compositions derived thereof, and uses thereof in hydrocarbon recovery. Methods of making olefin sulfonate surfactants are also described.